Fix MCP config: use url instead of npx mcp-remote

app.py

@@ -150,7 +150,13 @@ with gr.Blocks(title="SAM 3D Body MCP") as demo:
     ---
     ### MCP Server
     ```json
-    {"mcpServers": {"sam3d": {"command": "npx", "args": ["mcp-remote", "URL/gradio_api/mcp/sse"]}}}
+    {
+      "mcpServers": {
+        "sam3d-body": {
+          "url": "https://dev-bjoern-sam3d-body-mcp.hf.space/gradio_api/mcp/sse"
+        }
+      }
+    }
     ```
     """)